Headlamp



FIG. 1 is a perspective view of a first embodiment of our design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof, the right side view thereof being a mirror image;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The dashed lines in the figures form no part of the claimed design. The unclaimed power button visible in FIG. 3 is the only feature that differs between the left and right sides of the unclaimed environmental structure. 

CLAIM The ornamental design for a headlamp, as shown and described. 